Ross Performance - Ford 4.0L SOHC Harmonic Damper

Ford 4.0L SOHC Race Series Harmonic Damper

• Rated for 1,000hp.
• Modular design to cater for varying pulley combinations and ratios whilst maintaining damping mass performance.
• Assembly mass optimised for high RPM race applications.
• Designed and manufactured in-house using CMM, 3D modelling and state of the art CNC technology.
• Bonded using our proprietary Ross Tuffbond process incorporating anti-vibration, anti-tear natural rubber.
• Laser etched 360° timing marks.
• High-quality black finishes.
• Seamless integration of the Ross Dry Sump Adaptor.
• Utilises grade 10.9 or better hardware.
• Complies with SFI 18.1.
• As per OEM, design includes trigger.
• High-performance Race Series Harmonic Damper – Designed for a race application.

Triggered Race Series Harmonic Damper:

• Standard pulley diameter – 167mm.
• This product suits NF, EF, DF, AU & AU VCT (variable cam timing) models.

Triggered Race Series Harmonic Damper 20% Underdriven:

• Under-driven pulley for protection at high rpm – 133mm pulley diameter.
• This product suits NF, EF, DF, AU & AU VCT (variable cam timing) models.

Non-Triggered Race Series Harmonic Damper:

• Standard pulley diameter – 167mm
• This product suits NL, EL, DL, XH & XH XR6 models.

Non-Triggered Race Series Harmonic Damper 20% Underdriven:

• Under-driven pulley for protection at high rpm – 133mm pulley diameter.
• This product suits NL, EL, DL, XH & XH XR6 models.